attempt for firemission code update

[cuberound]

About the pull request

Explain why it's good for the game

Testing Photographs and Procedure

Screenshots & Videos

Put screenshots and videos here with an empty line between the screenshots and the <details> tags.

Changelog

🆑
add: Added something
del: Removed old things
qol: made something easier to use
balance: rebalanced something
fix: fixed a few things
spellcheck: fixed a few typos
ui: changed something relating to user interfaces
code: changed some code
refactor: refactored some code
soundadd: added a new sound thingy
sounddel: removed an old sound thingy
imageadd: added some icons and images
imagedel: deleted some icons and images
mapadd: added a new map or section to a map
maptweak: tweaked a map
config: changed some config setting
admin: messed with admin stuff
server: something server ops should know
/:cl:

[github-actions]

This PR has been inactive for long enough to be automatically marked as stale. This means it is at risk of being auto closed in ~ 7 days, please address any outstanding review items and ensure your PR is finished, if these are all true and you are auto-staled anyway, you need to actively ask maintainers if your PR will be merged. Once you have done any of the previous actions then you should request a maintainer remove the stale label on your PR, to reset the stale timer. If you feel no maintainer will respond in that time, you may wish to close this PR youself, while you seek maintainer comment, as you will then be able to reopen the PR yourself